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C++ cairo_pattern_add_color_stop_rgb函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中cairo_pattern_add_color_stop_rgb函数的典型用法代码示例。如果您正苦于以下问题：C++ cairo_pattern_add_color_stop_rgb函数的具体用法？C++ cairo_pattern_add_color_stop_rgb怎么用？C++ cairo_pattern_add_color_stop_rgb使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了cairo_pattern_add_color_stop_rgb函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: cairo_rectangle

void Taskbar::Draw(cairo_t *cr)
{
    static double start_colour = 0.8;
    static double end_colour = 0.7;
    int m_colour = 0xf0f0f0;

    cairo_pattern_t     *pattern;
    double              red = ((m_colour >> 16) & 0xff) / 255.0;
    double              green = ((m_colour >> 8) & 0xff) / 255.0;
    double              blue = ((m_colour) & 0xff) / 255.0;

    cairo_rectangle(cr, 0.5, 0.5, m_draw_size.m_width-1.0, m_draw_size.m_height-1.0);

    pattern = cairo_pattern_create_linear(0, 0, 0, m_draw_size.m_height);
    cairo_pattern_add_color_stop_rgb(pattern, 0.0, start_colour*red, start_colour*green, start_colour*blue);
    cairo_pattern_add_color_stop_rgb(pattern, 1.0, end_colour*red, end_colour*green, end_colour*blue);

    /* Fill with our pattern */
    cairo_set_source(cr, pattern);
    cairo_fill(cr);

    /* Destroy the pattern */
    cairo_pattern_destroy(pattern);

    // Now draw a line at the bottom
    const double bound_colour = 0.5;
    cairo_set_source_rgb(cr, bound_colour, bound_colour, bound_colour);
    cairo_set_line_width(cr, 1.0);
    cairo_move_to(cr, 0.5, m_draw_size.m_height-0.5);
    cairo_line_to(cr, m_draw_size.m_width-0.5, m_draw_size.m_height-0.5);
    cairo_stroke(cr);

    drawChild(cr);
}
开发者ID:gerryg400，项目名称:anvilos，代码行数:34，代码来源:Taskbar.cpp


示例2: copy_cell_glyph

void copy_cell_glyph(cairo_t *cr, int rotation) {
	static cairo_pattern_t *pat = 0;

	if(pat == 0) {
		pat = cairo_pattern_create_radial (0.27, 0.3, 0.08, 0.2, 0.35, 0.6);
		cairo_pattern_add_color_stop_rgb (pat, 0, 0.9, 0.9, 0.9);
		cairo_pattern_add_color_stop_rgb (pat, 1, 0.2, 0.9, 0.3);
	}

	cairo_save(cr);
	cairo_scale(cr,0.8,0.8);

	cairo_new_path(cr);
	cairo_arc(cr,0.5,0.5,0.5,(rotation*2-5)*M_PI/4,(rotation*2+5)*M_PI/4);
	cairo_line_to(cr,0.5,0.5);
	cairo_close_path(cr);

	cairo_set_source (cr, pat);

	cairo_fill_preserve (cr);

	cairo_set_source_rgb(cr,0.0,0.0,0.0);
	cairo_set_line_width(cr,0.07);
	cairo_set_line_join(cr,CAIRO_LINE_JOIN_ROUND);
	cairo_stroke(cr);
	
	cairo_restore(cr);
}
开发者ID:petersn，项目名称:rala_util，代码行数:28，代码来源:rala_glyphs.c


示例3: clearlooks_draw_glossy_gradient

static void
clearlooks_draw_glossy_gradient (cairo_t         *cr,
                                 double x, double y, int width, int height,
                                 const CairoColor *color,
                                 gboolean disabled, gboolean radius, CairoCorners corners)
{
	CairoColor a, b, c, d;
	cairo_pattern_t *pt;

	ge_shade_color (color, disabled? 1.06 : 1.16, &a);
	ge_shade_color (color, disabled? 1.02 : 1.08, &b);
	ge_shade_color (color, disabled? 0.98 : 1.00, &c);
	ge_shade_color (color, disabled? 1.02 : 1.08, &d);

	pt = cairo_pattern_create_linear (x, y, x, y+height);
	cairo_pattern_add_color_stop_rgb (pt, 0.0, a.r, a.g, a.b);
	cairo_pattern_add_color_stop_rgb (pt, 0.5, b.r, b.g, b.b);
	cairo_pattern_add_color_stop_rgb (pt, 0.5, c.r, c.g, c.b);
	cairo_pattern_add_color_stop_rgb (pt, 1.0, d.r, d.g, d.b);

	cairo_set_source (cr, pt);
	ge_cairo_rounded_rectangle (cr, x, y, width, height, radius, corners);
	cairo_fill (cr);
	
	cairo_pattern_destroy (pt);
}
开发者ID:GNOME，项目名称:gtk-theme-engine-clearlooks，代码行数:26，代码来源:clearlooks_draw_glossy.c


示例4: or_gate_glyph

void or_gate_glyph(cairo_t *cr) {
	static cairo_pattern_t *pat = 0;

	cairo_save(cr);
	cairo_scale(cr,0.8,0.8);

	if(pat == 0) {
		pat = cairo_pattern_create_radial (0.35, 0.3, 0.08, 0.2, 0.35, 0.6);
		cairo_pattern_add_color_stop_rgb (pat, 0, 0.9, 0.9, 0.9);
		cairo_pattern_add_color_stop_rgb (pat, 1, 0.68, 1.0, 0.68);
	}

	cairo_new_path(cr);
	cairo_move_to(cr,0,0);
	cairo_arc(cr,-0.5,0.5,sqrt(2.0)/2,-M_PI/4,M_PI/4);
	cairo_line_to(cr,0.5,1.0);
	cairo_save(cr);
	cairo_scale(cr,0.9,2.0);
	double angle = asin(3.0/4);
	cairo_arc_negative(cr,0.5,-0.5,1.0,M_PI/2,angle);
	cairo_arc_negative(cr,0.5,1.0,1.0,-angle,-M_PI/2);
	cairo_restore(cr);
	cairo_close_path(cr);

	cairo_set_source (cr, pat);

	cairo_fill_preserve (cr);

	cairo_set_source_rgb(cr,0.0,0.0,0.0);
	cairo_set_line_width(cr,0.07);
	cairo_set_line_join(cr,CAIRO_LINE_JOIN_ROUND);
	cairo_stroke(cr);
	
	cairo_restore(cr);
}
开发者ID:petersn，项目名称:rala_util，代码行数:35，代码来源:rala_glyphs.c


示例5: terranova_draw_candy_icon_view_item

static void
terranova_draw_candy_icon_view_item (cairo_t *cr,
                                     const terranovaColors *colors,
                                     const WidgetParameters *params,
                                     int x, int y, int width, int height)
{
    const CairoColor *fill = &colors->bg[GTK_STATE_SELECTED];

    cairo_save (cr);

    cairo_translate (cr, x, y);

    cairo_pattern_t *pattern;

    CairoColor shade1, shade2;
    tn_shade_color (fill, 0.94, &shade1);
    tn_shade_color (fill, 1.00, &shade2);

    pattern	= cairo_pattern_create_linear (0, 1, 0, height);
    cairo_pattern_add_color_stop_rgb (pattern, 0.00, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.35, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.65, shade2.r, shade2.g, shade2.b);
    cairo_pattern_add_color_stop_rgb (pattern, 1.00, shade2.r, shade2.g, shade2.b);

    cairo_set_source (cr, pattern);
    tn_cairo_rounded_rectangle  (cr, 0, 0, width, height, params->radius, CR_CORNER_ALL);

    cairo_fill (cr);
    cairo_pattern_destroy (pattern);

    cairo_restore (cr);
}
开发者ID:Nanolx，项目名称:TerraNova-GTK2，代码行数:32，代码来源:terranova_draw_candy.c


示例6: terranova_draw_candy_list_view_header

static void
terranova_draw_candy_list_view_header (cairo_t *cr,
                                       const terranovaColors          *colors,
                                       const WidgetParameters          *params,
                                       const ListViewHeaderParameters  *header,
                                       int x, int y, int width, int height)
{
    const CairoColor *fill = &colors->bg[GTK_STATE_NORMAL];
    cairo_pattern_t *pattern;

    cairo_translate (cr, x, y);

    CairoColor shade1, shade2;
    tn_shade_color (fill, 0.96, &shade1);
    tn_shade_color (fill, 1.10, &shade2);

    pattern	= cairo_pattern_create_linear (0, 0, 0, height);
    cairo_pattern_add_color_stop_rgb (pattern, 0.00, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.35, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.65, shade2.r, shade2.g, shade2.b);
    cairo_pattern_add_color_stop_rgb (pattern, 1.00, shade2.r, shade2.g, shade2.b);
    cairo_set_source (cr, pattern);
    cairo_rectangle (cr, 0, 0, width, height);
    cairo_fill (cr);
    cairo_pattern_destroy (pattern);

}
开发者ID:Nanolx，项目名称:TerraNova-GTK2，代码行数:27，代码来源:terranova_draw_candy.c


示例7: terranova_draw_candy_selected_cell

static void
terranova_draw_candy_selected_cell (cairo_t                  *cr,
                                    const terranovaColors   *colors,
                                    const WidgetParameters   *params,
                                    int x, int y, int width, int height)
{
    cairo_save (cr);

    cairo_translate (cr, x, y);

    cairo_pattern_t *pattern;

    CairoColor fill = colors->bg[params->state_type];
    CairoColor shade1, shade2;
    tn_shade_color (&fill, 0.96, &shade1);
    tn_shade_color (&fill, 1.10, &shade2);

    pattern	= cairo_pattern_create_linear (0, 0, 0, height);
    cairo_pattern_add_color_stop_rgb (pattern, 0.00, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.35, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.65, shade2.r, shade2.g, shade2.b);
    cairo_pattern_add_color_stop_rgb (pattern, 1.00, shade2.r, shade2.g, shade2.b);

    cairo_set_source (cr, pattern);
    cairo_rectangle  (cr, 0, 0, width, height);
    cairo_fill       (cr);
    cairo_pattern_destroy (pattern);

    cairo_restore (cr);
}
开发者ID:Nanolx，项目名称:TerraNova-GTK2，代码行数:30，代码来源:terranova_draw_candy.c


示例8: terranova_draw_candy_menubaritem

static void
terranova_draw_candy_menubaritem (cairo_t *cr,
                                  const terranovaColors          *colors,
                                  const WidgetParameters *params,
                                  int x, int y, int width, int height)
{
    const CairoColor *fill = &colors->bg[GTK_STATE_SELECTED];
    CairoColor border = colors->spot[2];
    cairo_pattern_t *pattern;

    tn_shade_color (&border, 1.00, &border);

    CairoColor shade1, shade2;
    tn_shade_color (fill, 0.96, &shade1);
    tn_shade_color (fill, 1.10, &shade2);

    pattern	= cairo_pattern_create_linear (x, y, x, y + height);
    cairo_pattern_add_color_stop_rgb (pattern, 0.00, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.35, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.65, shade2.r, shade2.g, shade2.b);
    cairo_pattern_add_color_stop_rgb (pattern, 1.00, shade2.r, shade2.g, shade2.b);

    cairo_set_source (cr, pattern);
    tn_cairo_rounded_rectangle (cr, x+0.75, y+0.75, width - 1, height - 1, params->radius, params->corners);
    cairo_fill_preserve (cr);
    cairo_pattern_destroy (pattern);

    tn_cairo_set_color (cr, &border);
    cairo_stroke_preserve (cr);
}
开发者ID:Nanolx，项目名称:TerraNova-GTK2，代码行数:30，代码来源:terranova_draw_candy.c


示例9: draw

static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
    cairo_pattern_t *pattern;

    cairo_set_source_rgb (cr, 0, 0, 0);
    cairo_paint (cr);

    /* with alpha */
    pattern = cairo_pattern_create_linear (0, 0, 0, height);
    cairo_pattern_add_color_stop_rgba (pattern, 0, 1, 1, 1, .5);
    cairo_pattern_add_color_stop_rgba (pattern, 1, 1, 1, 1, .5);
    cairo_set_source (cr, pattern);
    cairo_pattern_destroy (pattern);
    cairo_rectangle (cr, 0, 0, width/2, height);
    cairo_fill (cr);

    /* without alpha */
    pattern = cairo_pattern_create_linear (0, 0, 0, height);
    cairo_pattern_add_color_stop_rgb (pattern, 0, 1, 1, 1);
    cairo_pattern_add_color_stop_rgb (pattern, 1, 1, 1, 1);
    cairo_set_source (cr, pattern);
    cairo_pattern_destroy (pattern);
    cairo_rectangle (cr, width/2, 0, width/2, height);
    cairo_fill (cr);

    return CAIRO_TEST_SUCCESS;
}
开发者ID:AZed，项目名称:cairo，代码行数:28，代码来源:linear-uniform.c


示例10: clearlooks_glossy_draw_menubaritem

static void
clearlooks_glossy_draw_menubaritem (cairo_t                   *cr,
                                    const ClearlooksColors    *colors,
                                    const WidgetParameters    *params,
                                    int x, int y, int width, int height)
{
	const CairoColor *fill = &colors->spot[1];
	const CairoColor *border = &colors->spot[2];
	CairoColor shade1, shade2, shade3;
	cairo_pattern_t *pattern;

	ge_shade_color (fill, 1.16, &shade1);
	ge_shade_color (fill, 1.08, &shade2);
	ge_shade_color (fill, 1.08, &shade3);
	cairo_set_line_width (cr, 1.0);

	ge_cairo_rounded_rectangle (cr, x+0.5, y+0.5, width - 1, height - 1, params->radius, params->corners);

	pattern = cairo_pattern_create_linear (x, y, x, y + height);
	cairo_pattern_add_color_stop_rgb (pattern, 0,   shade1.r, shade1.g, shade1.b);
	cairo_pattern_add_color_stop_rgb (pattern, 0.5,	shade2.r, shade2.g, shade2.b);
	cairo_pattern_add_color_stop_rgb (pattern, 0.5, fill->r,  fill->g,  fill->b);
	cairo_pattern_add_color_stop_rgb (pattern, 1,	shade3.r, shade3.g, shade3.b);

	cairo_set_source (cr, pattern);
	cairo_fill_preserve  (cr);
	cairo_pattern_destroy (pattern);

	ge_cairo_set_color (cr, border);
	cairo_stroke (cr);
}
开发者ID:GNOME，项目名称:gtk-theme-engine-clearlooks，代码行数:31，代码来源:clearlooks_draw_glossy.c


示例11: ghid_trackball_expose

static gboolean
ghid_trackball_expose (GtkWidget * widget, GdkEventExpose * ev)
{
  cairo_t *cr;
  cairo_pattern_t *pattern;
  GtkAllocation allocation;
  GdkColor color;
  double radius;

  cr = gdk_cairo_create (gtk_widget_get_window (widget));

          /* set a clip region for the expose event */
  cairo_rectangle (cr,
                   ev->area.x, ev->area.y,
                   ev->area.width, ev->area.height);
  cairo_clip (cr);

  gtk_widget_get_allocation (widget, &allocation);

  radius = (MIN (allocation.width, allocation.height) - 5) / 2.;
  pattern = cairo_pattern_create_radial (2 * radius * 0.8,
                                         2 * radius * 0.3,
                                         0.,
                                         2 * radius * 0.50,
                                         2 * radius * 0.50,
                                         2 * radius * 0.71);

  color = widget->style->fg[GTK_WIDGET_STATE (widget)];

  cairo_pattern_add_color_stop_rgb (pattern, 0.0,
                                    (color.red   / 65535. * 0.5 + 4.5) / 5.,
                                    (color.green / 65535. * 0.5 + 4.5) / 5.,
                                    (color.blue  / 65535. * 0.5 + 4.5) / 5.);
  cairo_pattern_add_color_stop_rgb (pattern, 0.2,
                                    (color.red   / 65535. * 1.5 + 3.7) / 5.,
                                    (color.green / 65535. * 1.5 + 3.7) / 5.,
                                    (color.blue  / 65535. * 1.5 + 3.7) / 5.);
  cairo_pattern_add_color_stop_rgb (pattern, 1.0,
                                    (color.red   / 65535. * 5. + 0.) / 5.,
                                    (color.green / 65535. * 5. + 0.) / 5.,
                                    (color.blue  / 65535. * 5. + 0.) / 5.);
  cairo_set_source (cr, pattern);
  cairo_pattern_destroy (pattern);

  cairo_save (cr);
  cairo_translate (cr, allocation.width / 2., allocation.height / 2.);
  cairo_scale (cr, radius, radius);
  cairo_arc (cr, 0., 0., 1., 0., 2 * M_PI);
  cairo_restore (cr);

  cairo_fill_preserve (cr);

  gdk_cairo_set_source_color (cr, &widget->style->bg[GTK_WIDGET_STATE (widget)]);
  cairo_set_line_width (cr, 0.4);
  cairo_stroke (cr);

  cairo_destroy (cr);

  return FALSE;
}
开发者ID:bgamari，项目名称:geda-pcb，代码行数:60，代码来源:gui-trackball.c


示例12: clearlooks_inverted_draw_menubaritem

static void
clearlooks_inverted_draw_menubaritem (cairo_t *cr,
                          const ClearlooksColors          *colors,
                          const WidgetParameters          *widget,
                          int x, int y, int width, int height)
{
	CairoColor *fill = (CairoColor*)&colors->spot[1];
	CairoColor fill_shade;
	CairoColor border = colors->spot[2];
	cairo_pattern_t *pattern;
	
	ge_shade_color (&border, 1.05, &border);
	ge_shade_color (fill, 0.85, &fill_shade);
	
	cairo_set_line_width (cr, 1.0);
	ge_cairo_rounded_rectangle (cr, x + 0.5, y + 0.5, width - 1, height, widget->radius, widget->corners);

	pattern = cairo_pattern_create_linear (x, y, x, y + height);
	cairo_pattern_add_color_stop_rgb (pattern, 0, fill_shade.r, fill_shade.g, fill_shade.b);
	cairo_pattern_add_color_stop_rgb (pattern, 1.0,   fill->r, fill->g, fill->b);

	cairo_set_source (cr, pattern);
	cairo_fill_preserve  (cr);
	cairo_pattern_destroy (pattern);

	ge_cairo_set_color (cr, &border);
	cairo_stroke_preserve (cr);
}
开发者ID:TALAPCH1，项目名称:LXDE-configuration，代码行数:28，代码来源:clearlooks_draw_inverted.c


示例13: and_gate_glyph

void and_gate_glyph(cairo_t *cr) {
	static cairo_pattern_t *pat = 0;

	cairo_save(cr);
	cairo_scale(cr,0.8,0.8);

	if(pat == 0) {
		pat = cairo_pattern_create_radial (0.27, 0.3, 0.08, 0.2, 0.35, 0.6);
		cairo_pattern_add_color_stop_rgb (pat, 0, 0.9, 0.9, 0.9);
		cairo_pattern_add_color_stop_rgb (pat, 1, 1.0, 0.68, 0.68);
	}

	cairo_new_path(cr);
	cairo_move_to(cr,0.0,0.0);
	cairo_line_to(cr,0.0,1.0);
	cairo_line_to(cr,0.5,1.0);
	cairo_arc_negative(cr,0.5,0.5,0.5,M_PI/2.0,-M_PI/2.0);
	cairo_close_path(cr);

	cairo_set_source (cr, pat);

	cairo_fill_preserve (cr);

	cairo_set_source_rgb(cr,0.0,0.0,0.0);
	cairo_set_line_width(cr,0.07);
	cairo_set_line_join(cr,CAIRO_LINE_JOIN_ROUND);
	cairo_stroke(cr);

	cairo_restore(cr);
}
开发者ID:petersn，项目名称:rala_util，代码行数:30，代码来源:rala_glyphs.c


示例14: draw

static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
    cairo_pattern_t *pattern;

    cairo_set_source_rgb (cr, 0.5, 0.5, 0.5);
    cairo_paint (cr);

    cairo_save (cr);

    pattern = cairo_pattern_create_linear (0, 0, 10.0, 0);

    cairo_pattern_add_color_stop_rgb (pattern, 0.0,
				      0.0, 0.0, 1.0);
    cairo_pattern_add_color_stop_rgb (pattern, 1.0,
				      1.0, 0.0, 0.0);
    cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REFLECT);

    cairo_set_source (cr, pattern);
    cairo_pattern_destroy (pattern);
    cairo_rectangle (cr, 0.0, 0.0, WIDTH, HEIGHT);
    cairo_fill (cr);

    cairo_restore (cr);

    return CAIRO_TEST_SUCCESS;
}
开发者ID:ghub，项目名称:NVprSDK，代码行数:27，代码来源:linear-gradient-reflect.c


示例15: br_cairo_draw_section

static void br_cairo_draw_section(duc_graph *g, double a1, double a2, double r1, double r2, double H, double S, double V, double line)
{
	struct cairo_backend_data *bd = g->backend_data;
	cairo_t *cr = bd->cr;

	double R, G, B;
	hsv2rgb(H, S, V, &R, &G, &B);

	cairo_new_path(cr);
	cairo_arc(cr, g->cx, g->cy, r1, ang(a1), ang(a2));
	cairo_arc_negative(cr, g->cx, g->cy, r2, ang(a2), ang(a1));
	cairo_close_path(cr);

	if(R != 1.0 || G != 1.0 || B != 1.0) {
		cairo_pattern_t *pat;
		pat = cairo_pattern_create_radial(g->cx, g->cy, 0, g->cx, g->cy, g->cx-50);
		double off1 = r2 / g->cx;
		double off2 = r1 / g->cx;
		cairo_pattern_add_color_stop_rgb(pat, off1, R, G, B);
		cairo_pattern_add_color_stop_rgb(pat, off2, R * 0.6, G * 0.6, B * 0.6);
		cairo_set_source(cr, pat);

		cairo_fill_preserve(cr);
		cairo_pattern_destroy(pat);
	}

	if(line) {
		cairo_set_line_width(cr, 0.5);
		cairo_set_source_rgba(cr, 0, 0, 0, 0.9);
		cairo_stroke(cr);
	}
}
开发者ID:NethServer，项目名称:duc，代码行数:32，代码来源:graph-cairo.c


示例16: clearlooks_glossy_draw_toolbar

static void 
clearlooks_glossy_draw_toolbar (cairo_t *cr,
                         const ClearlooksColors          *colors,
                         const WidgetParameters          *widget,
                         const ToolbarParameters         *toolbar,
                         int x, int y, int width, int height)
{
	const CairoColor *fill  = &colors->bg[GTK_STATE_NORMAL];
	const CairoColor *dark  = &colors->shade[3];
	CairoColor light;
	ge_shade_color (fill, 1.1, &light);
	
	cairo_set_line_width (cr, 1.0);
	cairo_translate (cr, x, y);
	
	if (toolbar->style == 1) /* Enable Extra features */
	{ 
		cairo_pattern_t *pattern;
		CairoColor shade1, shade2, shade3;
		
		ge_shade_color (fill, 1.08, &shade1);
		ge_shade_color (fill, 1.04, &shade2);
		ge_shade_color (fill, 1.04, &shade3);

		/* Draw the fill */
		pattern = cairo_pattern_create_linear (0, 0, 0, height);
		cairo_pattern_add_color_stop_rgb (pattern, 0.0, shade1.r, shade1.g, shade1.b);
		cairo_pattern_add_color_stop_rgb (pattern, 0.5, shade2.r, shade2.g, shade2.b);
		cairo_pattern_add_color_stop_rgb (pattern, 0.5, fill->r, fill->g, fill->b);
		cairo_pattern_add_color_stop_rgb (pattern, 1.0, shade3.r, shade3.g, shade3.b);

		cairo_set_source (cr, pattern);
		cairo_rectangle (cr, 0, 0, width, height);
		cairo_fill (cr);

		cairo_pattern_destroy (pattern);
	}
	else /* Flat */
	{ 
		ge_cairo_set_color (cr, fill);
		cairo_paint (cr);

		if (!toolbar->topmost) 
		{
			/* Draw highlight */
			cairo_move_to       (cr, 0, 0.5);
			cairo_line_to       (cr, width-1, 0.5);
			ge_cairo_set_color  (cr, &light);
			cairo_stroke        (cr);
		}	
	}

	/* Draw shadow */
	cairo_move_to       (cr, 0, height-0.5);
	cairo_line_to       (cr, width-1, height-0.5);
	ge_cairo_set_color  (cr, dark);
	cairo_stroke        (cr);
}
开发者ID:GNOME，项目名称:gtk-theme-engine-clearlooks，代码行数:58，代码来源:clearlooks_draw_glossy.c


示例17: add_line

static void
add_line(CrItem *group)
{
        int i, total;
        double angle, dist, cx, cy, x, y;
        GArray *array;
        CrItem *line;
        guint color;
        cairo_pattern_t *pattern;

        array = g_array_new(FALSE, FALSE, sizeof(double));

        total = g_random_int_range(3, 30);

        cx = g_random_double_range(40, 360);
        cy = g_random_double_range(40, 360);

        for (i = 0, angle = 0; i < total; angle += 2. * M_PI/total, i++) {

                dist = g_random_double_range(10, 40);

                x = cx + dist * sin(angle);
                y = cy + dist * cos(angle);
                g_array_append_val(array, x);
                g_array_append_val(array, y);
        }

        line = cr_line_new(group, "array", array, 
                        "outline_color_rgba", 0x000000ff,
                        "line_scaleable", TRUE,
                        "line_width", 3.0,
                        NULL);

        if (g_random_boolean()) {

                color = g_random_int_range(0,255) << 24 |
                        g_random_int_range(0,255) << 16 |
                        g_random_int_range(0,255) << 8 |
                        0xff;

                g_object_set(line, "fill_color_rgba", color, NULL);
        }
        else {
                pattern = cairo_pattern_create_linear(0, 0, 
                                g_random_double_range(5, 20), 
                                g_random_double_range(5, 20));
                cairo_pattern_add_color_stop_rgb(pattern, 0, g_random_double(), 
                                g_random_double(), g_random_double());
                cairo_pattern_add_color_stop_rgb(pattern, 10, g_random_double(),
                                g_random_double(), g_random_double());
                cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
                g_object_set(line, "pattern", pattern, NULL);
                cairo_pattern_destroy(pattern);
        }

        g_signal_connect(line, "event", (GCallback) item_event, NULL);
}
开发者ID:fastcoding，项目名称:sirrannon，代码行数:57，代码来源:custom-items.c


示例18: create_node_pattern

static cairo_pattern_t *
create_node_pattern(double r, double g, double b)
{
	cairo_pattern_t *retval = cairo_pattern_create_radial(0.0, -0.33, 0.0, 0.0, 0.0, 1.0);
	cairo_pattern_add_color_stop_rgb(retval, 0.0, MAX(1.0, r * 1.5), MAX(1.0, g * 1.5), MAX(1.0, b * 1.5));
	cairo_pattern_add_color_stop_rgb(retval, 0.5, r, g, b);
	cairo_pattern_add_color_stop_rgb(retval, 0.75, r * 0.5, g * 0.5, b * 0.5);
	cairo_pattern_add_color_stop_rgb(retval, 1.0, r, g, b);
	return retval;
}
开发者ID:sffej，项目名称:gnome-inform7，代码行数:10，代码来源:node.c


示例19: terranova_draw_candy_progressbar_trough

static void
terranova_draw_candy_progressbar_trough (cairo_t *cr,
        const terranovaColors *colors,
        const WidgetParameters *params,
        int x, int y, int width, int height)
{
    const CairoColor *border = &colors->shade[6];
    cairo_pattern_t *pattern;
    const CairoColor *fill   = &colors->bg[params->state_type];
    double radius = MIN (params->radius, MIN ((width - 4.0) / 2.0, (height - 4.0) / 2.0));

    cairo_save (cr);

    cairo_set_line_width (cr, 1.0);

    /* Create trough box */
    tn_cairo_rounded_rectangle (cr, x+1, y+1, width-2, height-2, radius, params->corners);
    tn_cairo_set_color (cr, &colors->shade[1]);
    cairo_fill (cr);

    /* Draw border */
    tn_cairo_rounded_rectangle (cr, x+0.5, y+0.5, width-1, height-1, radius, params->corners);
    tn_cairo_set_color (cr, border);
    cairo_stroke (cr);

    /* clip the corners of the shadows */
    tn_cairo_rounded_rectangle (cr, x+1, y+1, width-2, height-2, radius, params->corners);
    cairo_clip (cr);

    if (height > width)
    {
        int tmp = height;
        height  = width;
        width   = tmp;

        terranova_mirror_rotate (cr, G_PI/2, x, y, FALSE, FALSE);
    }

    CairoColor shade1, shade2;
    tn_shade_color (fill, 0.96, &shade1);
    tn_shade_color (fill, 1.10, &shade2);

    pattern	= cairo_pattern_create_linear (x, y + 1, x, y + height);
    cairo_pattern_add_color_stop_rgb (pattern, 0.00, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.35, shade1.r, shade1.g, shade1.b);
    cairo_pattern_add_color_stop_rgb (pattern, 0.65, shade2.r, shade2.g, shade2.b);
    cairo_pattern_add_color_stop_rgb (pattern, 1.00, shade2.r, shade2.g, shade2.b);


    cairo_set_source (cr, pattern);
    tn_cairo_rounded_rectangle (cr, 0, 0, width - 1, height - 1, params->radius, params->corners);
    cairo_fill (cr);
    cairo_pattern_destroy (pattern);

}
开发者ID:Nanolx，项目名称:TerraNova-GTK2，代码行数:55，代码来源:terranova_draw_candy.c


示例20: towel_window_set_background_color

static void
towel_window_set_background_color(towel_window_t *win, cairo_t *cr)
{
  cairo_pattern_t* pat = cairo_pattern_create_linear(win->width/2, 0,
                                                     win->width/2, win->height);
  cairo_pattern_add_color_stop_rgb(pat, 0, .1, .1, .1);
  cairo_pattern_add_color_stop_rgb(pat, 1, .2, .2, .2);
  cairo_set_source(cr, pat);
  cairo_rectangle(cr, 0, 0, win->width, win->height);
  cairo_fill(cr);
  cairo_pattern_destroy(pat);
}
开发者ID:kanru，项目名称:towel，代码行数:12，代码来源:towel.c



注：本文中的cairo_pattern_add_color_stop_rgb函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ cairo_pattern_add_color_stop_rgba函数代码示例发布时间：2022-05-30
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